Porsche Boxster 986 Koya SF13 and Continental MC7 Fitment in Adelaide

July 16, 2026

Autosport Tyre World workshop photo with number plate redacted

Porsche Boxster 986 Koya SF13 and Continental MC7 Fitment in Adelaide

This Porsche appears to be a first-generation Porsche Boxster 986, identified from the supplied photos by its soft-top roadster body, front lamp shape, side intake and compact mid-engine profile. It came through for a full wheel and tyre upgrade using Koya SF13 Ultra Charcoal wheels with Continental MaxContact MC7 tyres.

The wheel package used a staggered 18-inch setup:

Position	Wheel	PCD	Offset	Tyre
Front	18x8	5x130	+45	225/40R18 Continental MC7
Rear	18x9.5	5x130	+45	265/35R18 Continental MC7

For a Boxster, this kind of fitment is not just about filling the guards. The car is sensitive to tyre sizing, balance, brake clearance and alignment because the chassis communicates so much through the steering wheel and rear axle.

Product links

Front tyre: 225/40R18 Continental MaxContact MC7
Rear tyre: 265/35R18 Continental MaxContact 7
Wheels: Koya SF13 Semi Forged 18 inch custom fit
Service: wheel alignment Adelaide

Why this setup suits the Boxster

The 18x8 front and 18x9.5 rear wheel combination keeps a purposeful Porsche stagger. The 225/40R18 front tyre supports steering precision, while the 265/35R18 rear tyre gives the rear axle a wider contact patch. On a mid-engine Porsche, that rear-end confidence matters when accelerating out of corners or driving through Adelaide Hills roads.

The Koya SF13 Ultra Charcoal finish also suits the silver bodywork because it gives the car a sharper motorsport look without turning it into a loud show-car build. It looks modern, but still fits the Boxster's clean shape.

The alignment part matters

After fitting new wheels and tyres, the final step is a professional four-wheel alignment. That is especially important on a Porsche because toe and camber settings affect steering response, tyre wear and straight-line confidence. A good alignment helps the new Continental tyres work evenly instead of scrubbing out early.

FAQs

What Porsche model is shown in this fitment?

From the supplied photos, this car appears to be a first-generation Porsche Boxster 986. The front lamp shape, soft-top body, side intake and compact mid-engine proportions match the 986 Boxster shape.

Why does a Porsche Boxster need careful staggered wheel fitment?

A Boxster uses a performance-focused chassis, and this setup runs a wider rear wheel and tyre than the front. The front and rear fitment needs to be checked as a pair so steering feel, rear stability, guard clearance and alignment all work together.

Should a wheel alignment be done after fitting new wheels and tyres?

Yes. A performance car should be aligned after a wheel and tyre change, especially with staggered sizing. Alignment helps protect the new tyres, improves steering response and reduces the risk of uneven wear.

Adelaide fitment support

Autosport Tyre World Magill helps Adelaide drivers with performance tyre fitment, wheel packages, balancing and wheel alignment. For Porsche wheel and tyre work, we check brake clearance, staggered tyre sizing, hub fitment, offset, ride height and alignment before the car leaves the workshop.